The OG25 problem was solved. The IO problem on OG25 was due to a not perfect solder of etrax 100lx_mcm module, pin a20. Fortunally it's the most external pin in a corner, so using an hot air solder I could correct the problem.
Andrea --- In [email protected], "andrea.maccaferri" <[EMAIL PROTECTED]> wrote: > > I'm using the syscall method to acces 2 different, > i2c buses. (it works very well). > I'm using the fimage 311-v100-vhdl. > I'm using the fox as the only master > and 4 ads7828 on each bus, as slave. > Due to lack of open collector output, I'm using 3 lines > for each bus, 1 clock out (OG28 for first bus, OG5 to drive the > gate of a fet 2N7000, for data out and IG5 for data input) > All works correct at about 100khz rate. > > Now I have selected for the second bus OG25 as clock out and > OG28 as data out and IG2 as data in. > > The problem is that I cannot send clock on OG25, > also using setbit program as described on acme web site, I cannot > toggle low OG25. # setbits -p g -b 25 -s 0 > Is it already used for other task in this image ? > > thanks for your help > Andrea >
